Briggs & Stratton
Lawn & Garden Engine

Model # 31H777-0605-E2 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 31H777-0605-E2 engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 201 parts  |

Oil Filter 492932

#1027

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Oil filter

Part #492932

Replaced by #492932S

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Manufacturer substitution
This part replaces 492932. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Pre-filter (replaces 274874, Bs-697015) 697015

#967

All parts diagram

Lawn & garden equipment engine pre-filter (replaces 274874, bs-697015)

Part #697015

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Gasket 272475

#1022

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Gasket

Part #272475

Replaced by #272475S

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Manufacturer substitution
This part replaces 272475. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Crankcase Gasket 697110

#12

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Lawn & garden equipment engine crankcase gasket

Part #697110

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Snowblower Carburetor 791888
Snowblower carburetor

Part #791888

Replaced by #594593

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Manufacturer substitution
This part replaces 791888. Substitute parts can look different from the original.
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Gasket 699168

#7

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Gasket

Part #699168

Replaced by #794114

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Manufacturer substitution
This part replaces 699168. Substitute parts can look different from the original.
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Oil Seal 690947

#20

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Oil seal

Part #690947

Replaced by #795387

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Manufacturer substitution
This part replaces 690947. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Flywheel Assembly (replaces 697853, 699708, 794436, 796083) 796201

#73

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Lawn & garden equipment engine flywheel assembly (replaces 697853, 699708, 794436, 796083)

Part #796201

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Fan Flywheel 699043
Fan flywheel

Part #699043

Replaced by #796201

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This part replaces 699043. Substitute parts can look different from the original.
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Kit-valve Ov 690190

#1095

All parts diagram

Kit-valve ov

Part #690190

Replaced by #794152

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Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…